?Extremely versatile and precise drilling ? even with changing drills in various materials.?For precision rotary drilling in tiles, natural stone, metal, wood and plastics.Strengths?Carbide tipExtra sharp cutting edges, so very well suited for metal tooPatented 4-step profile:Fast drill dust feed when drilling into masonry & concreteVarious lengths: up to 400 mmVarious shanks: Cylindrical shank, 1/4? hexagonal shank, SDS-Plus shankUniversal Special drill bitsFor metal masonry & tilesDiamond ground, sharp cutting edges